Natural White Willow Bark Extract

176 natural white willow bark extract products are offered for sale by suppliers on Alibaba.com, of which plant extract accounts for 93%. A wide variety of natural white willow bark extract options are available to you, such as drum, vacuum pack and plastic container.You can also choose from food grade, 1 and top natural white willow bark extract,as well as from solvent extraction natural white willow bark extract and whether natural white willow bark extract is yellow, brown yellow, or light yellow.